他在聚会上讲了一个有趣的笑话，逗得大家都笑了。

He told a funny ___joke at the party that had everyone laughing.

直到我朋友解释后，我才明白她讲的那个笑话。

I didn't get the ___joke my friend told me until she explained it.

为了打破僵局，我们的老师以一个短笑话开始了课程。

To break the ice, our teacher started the class with a short ___joke.